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Q. Explain the Types of Security Service?
Security Services fall into one of the subsequent categories
- Confidentiality: Confirms that the info in a system and transmitted info are accessible only for reading by authorized parties (Data Privacy).
- Integrity: Ensures that merely authorized parties are able to modify computer systems assets and transmitted information (Data has not been altered).
- Authentication: Confirms that the origin of a message or electronic doc is correctly identified with an assurance that the identity isn't false (Who created or sent the data).
a) Consider that a host is sending a frame of 1200 bytes to another host found 20 Kilometers away. (Assume that switching delay is negligible) i) Calculate the total latency (
List the advantages of ARCNet. Here are some of the ARCNet's benefits: 1. It is extremely reliable. 2. ARCNet is simple to install and troubleshoot. 3. It has an exce
Firewalls Firewalls emerged as a new technology in 1990s but its idea was present near two decades back. Historical context of "Firewall" is quite literal. It was in use to des
Cost Saving Better performance scalability and viability translates into saving for website operators. Because fewer application web servers are required to meet
Multiplexing and De multiplexing Another critical set of services that are provided by the transport layer is that of application multiplexing and de multiplexing. This featu
8088 pin diagram
Q. Explain Silly window syndrome? When either sending application sends data gradually or receiving application consumes data slowly - Illustration when 1 byte sent 40 bytes
Q. Explain physical layer of Osi reference model? - The physical layer deals among the physical characteristics of the transmission medium. - It defines the mechanical, elec
Can you describe encapsulating, carrier and passenger protocol?
Reliable data transfer over a perfectly reliable channel rdt 1.0 First all consider the simplest care in which the underlying channel perfectly reliable. The protoco
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